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Bob Zimmermann's Collection
 
7/2/2025
 
 
 
 
Roster Options:
Unit #  Notes  Model  Serial  # Pictures 
NS 9032 Upgraded C44-9W 496611196455
NS 9092 Upgraded from C40-9W. Rebuilt to NS 4296 C44-9W 497511189599
NS 9147 Upgraded 2014 C44-9W 504001205298
NS 9200   C44-9W 504531204777
NS 9228   C44-9W 504812199755
NS 9296   C44-9W 511712227454
NS 9303 Rerated to 4400 HP 11/2013,blt.May 1999, order/frame#K42-56, Jun.10,1999 C44-9W 511781194490
NS 9320   C44-9W 511951200243
NS 9322 Uprated from 4,000 to 4,400 horsepower C44-9W 511971209313
NS 9324   C44-9W 511991198765
NS 9328   C44-9W 512033206448
NS 9331   C44-9W 512061204452
NS 9332 Uprated C40-9W. Rebuilt to NS 4509 C44-9W 512072195888
NS 9372 Upgraded Dec 2013 C44-9W 512471193455
NS 9403 Uprated from 4,000 to 4,400 horsepower. Rebuilt to NS 4626 C44-9W 523121202897
NS 9496   C44-9W 524051204880
NS 9536 Upgraded C44-9W 528582199901
NS 9543 Upgraded Nov 2013. Sold to FXE C44-9W 528651194878
NS 9563 Uprated from 4,000 to 4,400 horsepower C44-9W 528851200636
NS 9596 Rebuilt to NS 4732 C44-9W 529182241778
NS 9628 Blt.feb.2001, builder# 52950, order/frame# 1934-69. Sold to FXE C44-9W 529501210662
NS 9630 Uprated from 4,000 to 4,400 horsepower. Rebuilt to AC44C6M 4914 C44-9W 529521198737
NS 9666 Sold to FXE C44-9W 529881209244
NS 9671 blt. 03/2001, in svc. 10 Mar.2001,order/Frame # 1934 C44-9W 529931208631
NS 9735 Uprated from 4,000 to 4,400 horsepower C44-9W 534401198427
NS 9745 Upgraded Nov 2013 C44-9W 540041192193
NS 9756   C44-9W 540151198764
NS 9833   C44-9W 549911209732
NS 9843 Uprated from 4,000 to 4,400 horsepower C44-9W 550011209318
NS 9845 Upgraded C44-9W 550031202557
NS 9848   C44-9W 550061197082
NS 9857 blt. Mar.2004, Frame/order# 1972-46, in svc. Apr. 12,2004 C44-9W 550151200621
NS 9876 Uprated from 4,000 to 4,400 horsepower C44-9W 550341209394
NS 9899 Upgraded Nov 2013 C44-9W 550571194114
NS 9937   C44-9W 553832218612
NS 9955 Rerated to 4400 HP 11/2013 C44-9W 554011193790


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